131490304

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{631}}^1$

素因数の和:697

約数の個数: 80

約数和(自身を含む): 294820416

約数和(自身を除く): 163330112

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 64, 74, 88, 128, 148, 176, 256, 296, 352, 407, 512, 592, 631, 704, 814, 1184, 1262, 1408, 1628, 2368, 2524, 2816, 3256, 4736, 5048, 5632, 6512, 6941, 9472, 10096, 13024, 13882, 18944, 20192, 23347, 26048, 27764, 40384, 46694, 52096, 55528, 80768, 93388, 104192, 111056, 161536, 186776, 208384, 222112, 256817, 323072, 373552, 444224, 513634, 747104, 888448, 1027268, 1494208, 1776896, 2054536, 2988416, 3553792, 4109072, 5976832, 8218144, 11953664, 16436288, 32872576, 65745152, 131490304]

約数ペア:

[(1, 131490304), (2, 65745152), (4, 32872576), (8, 16436288), (11, 11953664), (16, 8218144), (22, 5976832), (32, 4109072), (37, 3553792), (44, 2988416), (64, 2054536), (74, 1776896), (88, 1494208), (128, 1027268), (148, 888448), (176, 747104), (256, 513634), (296, 444224), (352, 373552), (407, 323072), (512, 256817), (592, 222112), (631, 208384), (704, 186776), (814, 161536), (1184, 111056), (1262, 104192), (1408, 93388), (1628, 80768), (2368, 55528), (2524, 52096), (2816, 46694), (3256, 40384), (4736, 27764), (5048, 26048), (5632, 23347), (6512, 20192), (6941, 18944), (9472, 13882), (10096, 13024)]